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redhatRedHatRHSA-2022:7314
HistoryNov 02, 2022 - 1:50 p.m.

(RHSA-2022:7314) Moderate: zlib security update

2022-11-0213:50:56
access.redhat.com
35
zlib packages
data compression library
buffer overflow
gzip header
cve-2022-37434
security update
cvss score
acknowledgments
references section

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.003

Percentile

71.6%

The zlib packages provide a general-purpose lossless data compression library that is used by many different programs.

Security Fix(es):

  • zlib: a heap-based buffer over-read or buffer overflow in inflate in inflate.c via a large gzip header extra field (CVE-2022-37434)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.003

Percentile

71.6%